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Finding the Fourth Proportional to 74,333.70, 111,413.07 and 36,882.54

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Solution

The fourth proportional to 74,333.70, 111,413.07 and 36,882.54 is: 55,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,333.70 : 111,413.07 = 36,882.54 : x
  2. Step 2: Convert to fraction form
    74,333.70/111,413.07 = 36,882.54/x
  3. Step 3: Cross multiply
    74,333.70x = 111,413.07 × 36,882.54
  4. Step 4: Simplify right side
    74,333.70x = 4,109,197,010.80
  5. Step 5: Solve for x
    x = 4,109,197,010.80/74,333.70
  6. Step 6: Final answer
    x = 55,280.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.